CA2145180A1 - Methode et appareil de detection de la vulnerabilite cardiaque - Google Patents

Methode et appareil de detection de la vulnerabilite cardiaque

Info

Publication number
CA2145180A1
CA2145180A1 CA002145180A CA2145180A CA2145180A1 CA 2145180 A1 CA2145180 A1 CA 2145180A1 CA 002145180 A CA002145180 A CA 002145180A CA 2145180 A CA2145180 A CA 2145180A CA 2145180 A1 CA2145180 A1 CA 2145180A1
Authority
CA
Canada
Prior art keywords
heart rate
wave
magnitude
heart
beat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA002145180A
Other languages
English (en)
Inventor
Richard L. Verrier
Bruce D. Nearing
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Georgetown University
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2145180A1 publication Critical patent/CA2145180A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A61B5/02405—Determining heart rate variability
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/35—Detecting specific parameters of the electrocardiograph cycle by template matching
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/355—Detecting T-waves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346—Analysis of electrocardiograms
    • A61B5/349—Detecting specific parameters of the electrocardiograph cycle
    • A61B5/361—Detecting fibrillation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/40—Detecting, measuring or recording for evaluating the nervous system
    • A61B5/4029—Detecting, measuring or recording for evaluating the nervous system for evaluating the peripheral nervous systems
    • A61B5/4035—Evaluating the autonomic nervous system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7271—Specific aspects of physiological measurement analysis
    • A61B5/7275—Determining trends in physiological measurement data; Predicting development of a medical condition based on physiological measurements, e.g. determining a risk factor
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
    • G06F2218/12—Classification; Matching

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physics & Mathematics (AREA)
  • Public Health (AREA)
  • Neurology (AREA)
  • Physiology (AREA)
  • Neurosurgery (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Eye Examination Apparatus (AREA)
  • Window Of Vehicle (AREA)
  • Electrotherapy Devices (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
CA002145180A 1992-09-22 1993-09-16 Methode et appareil de detection de la vulnerabilite cardiaque Abandoned CA2145180A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/948,529 1992-09-22
US07/948,529 US5265617A (en) 1991-02-20 1992-09-22 Methods and means for non-invasive, dynamic tracking of cardiac vulnerability by simultaneous analysis of heart rate variability and T-wave alternans

Publications (1)

Publication Number Publication Date
CA2145180A1 true CA2145180A1 (fr) 1994-03-31

Family

ID=25487956

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002145180A Abandoned CA2145180A1 (fr) 1992-09-22 1993-09-16 Methode et appareil de detection de la vulnerabilite cardiaque

Country Status (7)

Country Link
US (1) US5265617A (fr)
EP (1) EP0666724B1 (fr)
AT (1) ATE193814T1 (fr)
AU (1) AU672232B2 (fr)
CA (1) CA2145180A1 (fr)
DE (1) DE69328872T2 (fr)
WO (1) WO1994006350A1 (fr)

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US5842997A (en) * 1991-02-20 1998-12-01 Georgetown University Non-invasive, dynamic tracking of cardiac vulnerability by simultaneous analysis of heart rate variability and T-wave alternans
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SE9401578D0 (sv) * 1994-05-06 1994-05-06 Siemens Elema Ab Medicinsk anordning
US5522854A (en) * 1994-05-19 1996-06-04 Duke University Method and apparatus for the prevention of arrhythmia by nerve stimulation
CA2195018A1 (fr) * 1994-07-13 1996-02-01 Gw Scientific, Inc. Detection de la variation anormale de la frequence cardiaque et induction d'une variation de frequence cardiaque normale
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US5690688A (en) 1996-11-12 1997-11-25 Pacesetter Ab Medical therapy apparatus which administers therapy adjusted to follow natural variability of the physiological function being controlled
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US7113825B2 (en) 2002-05-03 2006-09-26 Cardiac Pacemakers, Inc. Method and apparatus for detecting acoustic oscillations in cardiac rhythm
US7039462B2 (en) * 2002-06-14 2006-05-02 Cardiac Pacemakers, Inc. Method and apparatus for detecting oscillations in cardiac rhythm
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Also Published As

Publication number Publication date
EP0666724A1 (fr) 1995-08-16
DE69328872T2 (de) 2001-02-22
US5265617A (en) 1993-11-30
EP0666724A4 (fr) 1996-01-03
AU672232B2 (en) 1996-09-26
ATE193814T1 (de) 2000-06-15
EP0666724B1 (fr) 2000-06-14
DE69328872D1 (de) 2000-07-20
AU4926993A (en) 1994-04-12
WO1994006350A1 (fr) 1994-03-31

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